Desk shelf



FIG. 1 is a top-front perspective view of the desk shelf illustrating the new design;

FIG. 2 is a rear-bottom perspective view of the desk shelf illustrated in FIG. 1;

FIG. 3 is a front view of the desk shelf shown in FIG. 1;

FIG. 4 is a bottom view of the desk shelf shown in FIG. 1;

FIG. 5 is a top view of the desk shelf shown in FIG. 1;

FIG. 6 is a top view of the desk shelf shown in FIG. 1;

FIG. 7 is a top view of the desk shelf shown in FIG. 1, and;

FIG. 8 is a top view of the desk shelf shown in FIG. 1. 

CLAIM The ornamental design for a desk shelf, as shown and described. 